13451120

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{607}}^1$

素因数の和:897

約数の個数: 40

約数和(自身を含む): 31438464

約数和(自身を除く): 17987344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 607, 1108, 1214, 1385, 2216, 2428, 2770, 3035, 4432, 4856, 5540, 6070, 9712, 11080, 12140, 22160, 24280, 48560, 168139, 336278, 672556, 840695, 1345112, 1681390, 2690224, 3362780, 6725560, 13451120]

約数ペア:

[(1, 13451120), (2, 6725560), (4, 3362780), (5, 2690224), (8, 1681390), (10, 1345112), (16, 840695), (20, 672556), (40, 336278), (80, 168139), (277, 48560), (554, 24280), (607, 22160), (1108, 12140), (1214, 11080), (1385, 9712), (2216, 6070), (2428, 5540), (2770, 4856), (3035, 4432)]